Door catch



March '13, 1928. V1,662,119

M. J. I Ewlsl DOOR CATCH F'iled June 5, 1926 una@ 7 I4 I i@ 5Marga/1,111,611

attomwgd Patented yMar. 13,1928. l i y l I onli-EDI STATES PATENTNorricf n MORGAN a. LEWIS, or MnssILLou, onro.

:Doon- CATCH. Appiieatien sied Jene 3, i926. serial No. 113,475.

The invention relates to door catches prolocated therein tor slidablyreceiving,- the vided with a pull or push knob whereby the shank uponeach end of which may be catch will automatically latch the door inmounted a knob 11 adapted tor pulling or closed position and will bereleased by a pushing` the door open upon its hinges in 5 pull or pushupon the knob to open the door. the usual manner. j

The object of the invention is to provide A pair of angular ears 12 areformed upon a door catch including,` a pivoted latch inemthe outer endportion ot the attachingplate, `ber operated by a spring toautomatically the end portions of these cars being rounded engage thestriker. upon the door casing, as shown at 13.

10 when the door is closed, a knob for opening The latch operating lever14 is ,provided 65 the door being operatively associated with Awith apair of angular ears 15, pivotally con# the pivoted latch member wherebya pull nccted to the ears 12 as by the pin 16. The

or push upon the knob to open the door will free end portion ot thislever is arcuate, as

simultaneously release the latch member shown at 17 for engagement withthe inner 'from engagement with the striker; a asknob and provided withthe slot 18 which 70 tener'member being associated with the latchreceives the knob shank 8.

member or rendering the knob inoperative The latchl member 19 isprovided' with whereby the latch may be held iu fastened the angular endportion 2O provided with position against movement ot the knob. thespaced angularears 21 pivoted upon the 2U An embodiment ofthe inventionis illuspin 16 and locatedginside of theV lever 14, 75

trated in the accompanying drawing, in the spring 22 normally holdingthe latch Y which p in the position shown in Fig. 1 and urging `Figure lis a horizontal sectional view the same into engagement with the strikerthrouh a portion ot a ydoor and door casing 28 upon the door casingQ.

showing the improved door catches as espe- This striker may be providedwith thefm cially designedl for use upon screen doors spaced latchkeeper portions 2st, thus pro" and the like; vidingr means tor latchingthe `door in the Fig. 2, a detached perspective view of the event itdoes notentirelj close, this feature attaching plate; being'especiallyusciul for screen doors as :ai Fi@ 3, a. Similar view ot thepivoted latch the door will'beheld latched 1n closed .posi- S175operating lever; tion in the event it 4is not fully closed.

Fig. 4f, a detail perspective view of the A cam locking` member 25 ispivotally pivoted latch member, showing' the lock mourltcd Uponthc latchmember as by the member thereon, and n bolt or piu 26, a coil' spring 27surrounding ai Fig. 5, a View `Similar to Figure 1 showthe same andplacing sullicient tension therene ing the form of catch adapted tor useupon on to hold the locking cam in adjusted posi Cupboard 10011: and thelike tion.r A finger piece 28 may be formed upon Similar numerals olreference indicate the lOClllg' 051111 for easily operating thecorresponding parts throughout the draw- Samoio ing. n With the lockingcam in the position W Referring' first to the struct-ure shown in S110Wnin FlgS- l and 4, the flange POFOII 29 f Figs. 1y to 4 inclusive, inwhich the catch is IGISO normally engages the end portion of especiallyadapted for use upon screen doors the Operating lever 14T, Thus anoutward and the like, a portion of the swing' side of Pllll 01 PllShUpon the knob Shank 8, in the th@ (loop is Shown at 1 and the adjacentpart direction of the arrow shown in Fig. 1, will of the door casing at2. The attaching plate TOCl the level" 14, upon the pivot 16, moving 3may be ot' substantially crocev Shape as the latch member 19 in the samedirection Shown in 2, the Cross @uns L being pro- -Bd releasing thelfltCll 'fIOHl the Striker. vvided with openings 5 to receive attachingIf the looking cam iS given a-quarter turn, 5o screws 6 or the like. sothat the flange portion 30 thereof assumes l The inner end portion ofthis attaching the dotted line position shown inFig. 1, the plate isprovided with an opening 7 through operation of the knob shank 8 willmerely which the knob shank 8 is slidably mounted, rock the lever 14upon its pivot without a corresponding aperture 9 being providedaffecting the latch member which will be` through the door and a bushingor sleeve l0 held inv the latched position by the spring lm ttl ' platefor 22. Thus the door may be eiectually fastened so that it cannot beopened from the outside.

In the orm of catch shown in. Fig. 5, which is especially adapted foruse upon cupboard doors and the like,.the astening cam is eliminated. Inthis form of the invention the door 1, casing 2, attaching plate 3,shank 8, bushing 9 andknob 1l ma be substantially'the same as in theform a ove described with the exceptionthatonly the outer knob isprovidedupon the shank as doors ofi this kind `are not designed to beoperated from the inside. The lever 14 and'latch 19 are integral or,rigidly connected together andthe striker 23 may if desired be of thedouble form shown in Fig. l.

The operation 0f this form of the invention is the same as thatdescribed and illustrated above when the fastening cam is in theposition shown -in Fig. l; an outward pull upon the knob releasingthecatch from` the striker.

I claim: n

1. A. door catch including an attaching mounting upon a door andprovided With a pair O angular ears, a latch member provided with a pairof angular ears, a. pivot pin connecting the ears of the plate and latchmember, a striker, a spring between theplate and latch member fornormally urging the latch member into engagement With the striker, aVlever operatively associated With the latch member, a knob shankslidably mounted through the door and operatively connected to the leverand means for disconnecting `the lever Jrom the. latch member wherebythe latch member Will :remain engaged with the keeper when the lever isoperated. y

'2. ,A door catch including an attaching late for mounting upon a doorand provided With a pair of angular ears, a latch member provided with apair of angular ears,`a pivot pinconnecting the ears of the plate andlatch member, a striker, a spring ymally urging the latch member betweenthe plate and latch member for normally urging the latch member intoengagement with theV striker, a lever operatively associated with thelatch member, a knob shank slidably mounted through the door andoperatively connected to the lever and means upon the latch member fordisconnecting the lever from the latch member whereby the latch memberwill remain engaged with the keeper when the lever 1s operated.

3. A door catch includingr an attaching plate for mounting upon a doorand provided with a pair of angular ears, a latch member provided with apair of angular ears, a pivot piny connecting the cars ofthe plate andlatch member, a striker, a. spring between the plate and latch memberfor normally urging the latch member into engagement'ivith the striker,a lever operatively associated with thc latch member, a knob lshankslidably mounted through the door and operatively connected to the leverand a cam fastener for disconnecting the lever from the latch memberWhereby'the latch member will remain engaged with the keeper when thelever is operated.

4. A door catch including .an attaching plate for mounting upon a doorand provided with a pair of angular ears, a latch member provided with apair of angular ears, a pivot pin connecting the ears of the plate andlatch member, a striker, a spring between the plate and latch member fornorinto engagement with the striker, a lever operatively associated withthe latch member, a knob shank slidably mounted through the door andoperatively connected to the lever and a cam fastener upon the latchmember for disconnecting the lever from the latch member whereby thelatch member will remain engaged with the keeper when the lever isoperated. i

In testimony that I claim the above, I have hereunto subscribed my name.

MORGAN J. LE'WIS.

